Blue Hour palette
Flannel Crossing
From #285d99 ink through #5487c3, #6fa3e1, #86b3e8 to #a8cfff light, Flannel Crossing is a tetradic progression that holds together at any size. Use it for flower-shop wraps and delivery van livery together. The darkest and lightest stops clear AA for large text.
skybluehourfive-stop
#285d99
#5487c3
#6fa3e1
#86b3e8
#a8cfff
The generator opens with #285d99 as the primary and the next two stops as secondary and accent — adjust, check contrast, and export tokens or CSS from there.